General Slots
 Inflow1
Type:	AggSeriesSlot
Units:	FLOW
Description:	Flow from one side into the confluence
Information:	 
I/O:	Optional; can input, set by propagation across a link, or calculated
Links:	Can be linked to the Outflow of any object.
 Inflow2
Type:	AggSeriesSlot
Units:	FLOW
Description:	Flow from the other side into the confluence
Information:	 
I/O:	Optional; can be input, set by propagation across a link, or calculated
Links:	Can be linked to the Outflow of any object.
 Outflow
Type:	AggSeriesSlot
Units:	FLOW
Description:	Flow out of the confluence
Information:	 
I/O:	Optional; can be input, set by propagation across a link, or calculated
Links:	Can be linked to the Inflow of any object.